Anti Freeze
A clear liquid that has been formulated to add to chemical toilet potable water to prevent freezing during cold weather. Dilute as follows... (0C to -5C add 250ml) (-5C to -10C add 500ml) (-10C to -15C add 750ml) (-15C to -20C add 1000ml)

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Vacuum Salt
Prevents icing up of toilet water - add to potable water. Supplied per sack Dose at 10% by volume (10 kilo treats 1000 litres of potable water)